I’ve seen Mars among the answers and yeah, Mars would be great 
but alas, impossible, so St. Petersburg, I’m choosing you! Really, guys, I look at all these photos of streets, cathedrals, Neva, I want to get there so bad. White nights! How awesome can it be? Articles like this https://downtownmiami.com/community/uncategorized/9-reasons-to-visit-saint-petersburg.html don’t make it better. I’m saving money and one day I’ll fly there and never be online again.